The reaction mechanism of polyphenol oxidase and peroxidase during fruit and vegetable enzymatic browning after harvest, the reaction mechanism and classification of phenolic material , and the factors affecting browning were reviewed.%综述了果蔬采后酶促褐变过程中与褐变有关的酶如多酚氧化酶、过氧化物酶等的反应机理,反应底物酚类物质的反应机理及分类,以及影响褐变的因素研究进展。
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